The recent Marriott hotel data breach affected half a billion people. Who’s behind the attack, and what can we learn from it? We speak with Blase Ur, assistant professor of computer science at the University of Chicago.

Michigan Gov. Rick Snyder's administration said Thursday it had wrapped up negotiations with Enbridge Inc. on building a tunnel to contain an oil pipeline beneath a Great Lakes waterway.

From amazing new vistas of Mars to a little rover bouncing on a distant asteroid, an exploration of recent achievements in outer space with Adler Planetarium astronomer Lucianne Walkowicz.

A Chinese spacecraft enters the moon’s orbit and prepares to be the first to land on its far side. Rabiah Mayas joins us with stories making headlines in the world of science.

After years of pressure from public health advocates, the Chicago-based burger chain announces a plan to reduce the use of antibiotics in its beef products.

With its building “full to the brim” with cats and dogs, Chicago’s municipal-run animal shelter is waiving adoption fees for those looking to bring home a new pet this holiday season.

Fix Chicago 2019 aims to end the killing of shelter pets in Chicago. The first task of the new group? Taking inventory of where candidates running for city office stand on various animal welfare issues. 

The Trump administration is taking another swing at coal regulations, announcing that it plans to ditch an Obama-era rule that set pollution limits for new coal-fired power plants.

The first chunk of Illinois’ windfall from the Volkswagen emissions lawsuit settlement will fund cleaner-burning bus and train engines for CTA, Metra, Pace and other agencies.

Medical professionals and public health advocates in Illinois are calling on lawmakers to pass legislation to curb limiting what they say is a “reckless overuse” of antibiotics in meat-producing animals.

Chicago’s recent designation as the country’s “rat capital” can be attributed in large part, a new study finds, to a particular type of home: rental units. 

It took six months, a voyage of 300 million miles and a final “seven minutes of terror,” but NASA’s InSight spacecraft on Monday touched down on Mars in a landing the craft’s chief engineer called “flawless.”

The renovated medical and surgery areas at Chicago Animal Care and Control will replace the shelter’s existing medical unit, which is more than 20 years old. 

The Chicago area was slammed with up to a foot of wet snow, and whiteout conditions stalled commuter traffic on the roads.

A new analysis shows that closing Chicago's final two vehicle emissions testing facilities came at a cost to hundreds of thousands of city drivers, with the biggest impact on low-income and minority drivers. 

Chicago’s recycling woes have been well-documented, but a new report shows that at least five other cities in Illinois are failing to meet average U.S. recycling rates.